[INFO] fetching crate cache_line_size 1.0.0...
[INFO] checking cache_line_size-1.0.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate cache_line_size 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cache_line_size 1.0.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cache_line_size 1.0.0
[INFO] finished tweaking crates.io crate cache_line_size 1.0.0
[INFO] tweaked toml for crates.io crate cache_line_size 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac752a312268e67d7e566d9fb27ef472ea95639456b6fe34ee81f3b2c050cc2c
[INFO] running `Command { std: "docker" "start" "-a" "ac752a312268e67d7e566d9fb27ef472ea95639456b6fe34ee81f3b2c050cc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac752a312268e67d7e566d9fb27ef472ea95639456b6fe34ee81f3b2c050cc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac752a312268e67d7e566d9fb27ef472ea95639456b6fe34ee81f3b2c050cc2c", kill_on_drop: false }`
[INFO] [stdout] ac752a312268e67d7e566d9fb27ef472ea95639456b6fe34ee81f3b2c050cc2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2852a03a4b91b6e8ecee4789fbc5ffac7169fab0a5e8d18a7c2499c80ef0355e
[INFO] running `Command { std: "docker" "start" "-a" "2852a03a4b91b6e8ecee4789fbc5ffac7169fab0a5e8d18a7c2499c80ef0355e", kill_on_drop: false }`
[INFO] [stderr]     Checking cache_line_size v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `line_1`
[INFO] [stdout]   --> src/lib.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 |       pub line_1: CacheAligned<u8>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_2`
[INFO] [stdout]   --> src/lib.rs:61:7
[INFO] [stdout]    |
[INFO] [stdout] 61 |       pub line_2: CacheAligned<u8>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_3`
[INFO] [stdout]   --> src/lib.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 |       pub line_3: CacheAligned<u8>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "2852a03a4b91b6e8ecee4789fbc5ffac7169fab0a5e8d18a7c2499c80ef0355e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2852a03a4b91b6e8ecee4789fbc5ffac7169fab0a5e8d18a7c2499c80ef0355e", kill_on_drop: false }`
[INFO] [stdout] 2852a03a4b91b6e8ecee4789fbc5ffac7169fab0a5e8d18a7c2499c80ef0355e